119 lines
2.4 KiB
Go
119 lines
2.4 KiB
Go
package resource
|
|
|
|
import (
|
|
"strings"
|
|
|
|
"github.com/derailed/k9s/internal/k8s"
|
|
"github.com/rs/zerolog/log"
|
|
v1 "k8s.io/api/rbac/v1"
|
|
)
|
|
|
|
// RoleBinding tracks a kubernetes resource.
|
|
type RoleBinding struct {
|
|
*Base
|
|
instance *v1.RoleBinding
|
|
}
|
|
|
|
// NewRoleBindingList returns a new resource list.
|
|
func NewRoleBindingList(c Connection, ns string) List {
|
|
return NewList(
|
|
ns,
|
|
"rolebinding",
|
|
NewRoleBinding(c),
|
|
AllVerbsAccess|DescribeAccess,
|
|
)
|
|
}
|
|
|
|
// NewRoleBinding instantiates a new RoleBinding.
|
|
func NewRoleBinding(c Connection) *RoleBinding {
|
|
r := &RoleBinding{&Base{Connection: c, Resource: k8s.NewRoleBinding(c)}, nil}
|
|
r.Factory = r
|
|
|
|
return r
|
|
}
|
|
|
|
// New builds a new RoleBinding instance from a k8s resource.
|
|
func (r *RoleBinding) New(i interface{}) Columnar {
|
|
c := NewRoleBinding(r.Connection)
|
|
switch instance := i.(type) {
|
|
case *v1.RoleBinding:
|
|
c.instance = instance
|
|
case v1.RoleBinding:
|
|
c.instance = &instance
|
|
default:
|
|
log.Fatal().Msgf("unknown RoleBinding type %#v", i)
|
|
}
|
|
c.path = c.namespacedName(c.instance.ObjectMeta)
|
|
|
|
return c
|
|
}
|
|
|
|
// Marshal resource to yaml.
|
|
func (r *RoleBinding) Marshal(path string) (string, error) {
|
|
ns, n := namespaced(path)
|
|
i, err := r.Resource.Get(ns, n)
|
|
if err != nil {
|
|
return "", err
|
|
}
|
|
|
|
rb := i.(*v1.RoleBinding)
|
|
rb.TypeMeta.APIVersion = "rbac.authorization.k8s.io/v1"
|
|
rb.TypeMeta.Kind = "RoleBinding"
|
|
|
|
return r.marshalObject(rb)
|
|
}
|
|
|
|
// Header return resource header.
|
|
func (*RoleBinding) Header(ns string) Row {
|
|
hh := Row{}
|
|
if ns == AllNamespaces {
|
|
hh = append(hh, "NAMESPACE")
|
|
}
|
|
|
|
return append(hh, "NAME", "ROLE", "SUBJECTS", "AGE")
|
|
}
|
|
|
|
// Fields retrieves displayable fields.
|
|
func (r *RoleBinding) Fields(ns string) Row {
|
|
ff := make(Row, 0, len(r.Header(ns)))
|
|
i := r.instance
|
|
if ns == AllNamespaces {
|
|
ff = append(ff, i.Namespace)
|
|
}
|
|
|
|
return append(ff,
|
|
i.Name,
|
|
i.RoleRef.Name,
|
|
r.toSubjects(i.Subjects),
|
|
toAge(i.ObjectMeta.CreationTimestamp),
|
|
)
|
|
}
|
|
|
|
// ----------------------------------------------------------------------------
|
|
// Helpers...
|
|
|
|
func (r *RoleBinding) toSubjects(ss []v1.Subject) string {
|
|
var acc string
|
|
for i, s := range ss {
|
|
acc += s.Name + "/" + r.toSubjectAlias(s.Kind)
|
|
if i < len(ss)-1 {
|
|
acc += ","
|
|
}
|
|
}
|
|
|
|
return acc
|
|
}
|
|
|
|
func (r *RoleBinding) toSubjectAlias(s string) string {
|
|
switch s {
|
|
case v1.UserKind:
|
|
return "USR"
|
|
case v1.GroupKind:
|
|
return "GRP"
|
|
case v1.ServiceAccountKind:
|
|
return "SA"
|
|
default:
|
|
return strings.ToUpper(s)
|
|
}
|
|
}
|